OfiTE 120-75 Instruction Manual Download Page 15

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OFITE, 11302 Steeplecrest Dr., Houston, TX 77065 USA / Tel: 832-320-7300 / Fax: 713-880-9886 / www.ofite.com

2. The bath should be checked and cleaned annually.

a. Access the bath housing as described in steps a through f on the

previous page.

b. Visually inspect the mineral oil in the bath. If it contains any foreign

material, pour out the entire contents and refill with clean mineral oil.

3. Slurry containers and paddles should be kept as clean as possible. The

lid should be thoroughly cleaned and any build up of cement should be

removed.

4. The unit has four fuses, located on the front panel beneath the four power

switches. If any of the switches stop working, check the corresponding

fuse. To remove a fuse, twist and pull the knob. After replacing the fuse,

reinsert it into the slot and twist it to secure it in place.

5. To replace the main bearings:

a. Remove all of the set screws in the front and rear side of the drive

housing.

b. Push the bearing up and out from below.

Summary of Contents for 120-75

Page 1: ...ometer 120 75 115V 120 75 1 220V Instruction Manual Updated 3 6 2023 Ver 8 OFI Testing Equipment Inc 11302 Steeplecrest Dr Houston Texas 77065 U S A Tele 832 320 7300 Fax 713 880 9886 www ofite com Co...

Page 2: ...ww ofite com 1 Intro 2 Description 2 Features 2 Requirements 2 Components 3 Setup 5 Loading the Test Cells 6 On Screen Display 7 Operation 8 Calibration 9 Torque Head 9 Temperature 10 Motor Speed 10 T...

Page 3: ...tainer lid This deflection is created by the amount of torque that the cement slurry exerts on the paddle which is a function of the consistency of the cement The API defines 100 Bc as 2 080 g cm of t...

Page 4: ...otor 120 511 Slurry Cup Shear Pin 121 001 Container O rings 121 002 Retaining Ring 121 007 3 Main Bearing 121 008 Thermocouple 121 009 Timing Belt 121 013 Slurry Container 121 014 Container Bottom 172...

Page 5: ...Bottom Qty 2 122 074 1 Fuse 5 Amp 5 mm 20 mm Qty 6 122 078 Fuse 15 Amp 5 mm 20 mm Qty 3 120 76 1 Spare Parts for 120 75 1 120 001 Mineral Oil 1 Gallon Qty 3 120 75 19 Paddle Assembly Qty 2 120 511 Sl...

Page 6: ...f mineral oil to submerge the test cells at least half way The oil must cover the thermocouple inside the bath Do not overfill the bath 3 Connect the unit to a grounded and fused 10 amp electrical sup...

Page 7: ...e point on the end of the paddle is inserted into the hole in the bottom of the test cell 3 Place the lid on the test cell by sliding the torque shaft over the end of the paddle Turn the lid clockwise...

Page 8: ...e profiles See page 11 for more information The Calibrate button takes you to the Calibration screen where you can cali brate the various instruments in the Consistometer See page 9 for more informati...

Page 9: ...y important that you begin the test within one minute of mixing the cement slurry 4 Touch the Start Motor button to start the motor 5 Touch the Start Heating button to start the heater 6 On the Test T...

Page 10: ...slurry in it If the paddle is bent and rubbing on the side of the slurry container or if the bearings are damaged excessive friction will show on the dial refer to the maintenance section on page 13...

Page 11: ...close as possible to the thermocouple 3 Heat the Consistometer to at least three different temperatures from ambient to 190 F 88 C to verify it is in calibration 1 Remove the slurry containers 2 Place...

Page 12: ...tmospheric Consistometer can be programmed with different tempera ture profiles 1 Touch the Test Setup button 2 Choose a profile and touch the Edit button 3 To change the name of the profile touch the...

Page 13: ...as possible Dwell Hold the current temperature for a specified period of time 5 Touch Profile to go back 6 Touch Load to load the test profile into memory 7 Touch Start Test to run the temperature pro...

Page 14: ...our set screws on the motor plate f Remove the three small screws on the upper cover at the edges of the frame Then set it on blocks or on a bucket to prevent damage to the agitator shaft g Pull out t...

Page 15: ...3 Slurry containers and paddles should be kept as clean as possible The lid should be thoroughly cleaned and any build up of cement should be removed 4 The unit has four fuses located on the front pan...

Page 16: ...ny losses or damages that occur as a result of Improper installation or maintenance of the products Misuse Neglect Adjustment by non authorized sources Improper environment Excessive or inadequate hea...